
var PhysicsHelper   = Packages.JET.physics.PhysicsHelper,
    Vec2d           = Packages.JET.geom.Vec2d,
    GeomHelper      = Packages.JET.geom.GeomHelper,
    Mass            = Packages.JET.physics.Mass,
    Spring          = Packages.JET.physics.Spring,
    SpringBody      = Packages.JET.physics.bodies.SpringBody,
    KeyHelper       = Packages.JET.VirtualKeyboard.KeyHelper,
    KeyEvent        = java.awt.event.KeyEvent,
    Utils           = Packages.JET.StaticActions,
    DrawableLine    = Packages.JET.graphics.elements.DrawableLine,
    DrawableEllipse = Packages.JET.graphics.elements.DrawableEllipse,
    DrawableLabel   = Packages.JET.graphics.elements.DrawableLabel,
    DrawableArrow   = Packages.JET.graphics.elements.DrawableArrow,
    Font            = java.awt.Font,
    Color           = java.awt.Color;
